Front Suspension problems of the 2004 Chevrolet Tahoe

The contact owns a 2004 Chevrolet Tahoe. Ever since the time of purchase, the contact has heard a knocking noise coming from the front end of his vehicle. The noise intensifies when making right turns and in rainy conditions. The vehicle has been taken to the dealer more than once. The mechanic test drove the vehicle and stated that he did not hear the noise or feel anything when turning. The dealer kept the vehicle for at least three days before claiming to have repaired the failure. The failure mileage was 71,000.